A and P Lab 5 Essay

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AP - Lab Report Name: Jenny Strohbeck

Section: A and P 1 Online

The Axial & Appendicular Skeleton

Purpose: What is the purpose of this exercise? Is there any safety concerns associated with this exercise? If so, list what they are and what precautions should be taken. To identify 3 main bone groups and describe different vertebra

Exercise 1: The Skull


A. Name the eight bones of the cranium. frontal bone, 2 parietal bones, 2 temporal bones, occipital bone, sphenoid, ethmoid.

B. What function do the cranial bones serve?
To protect the sense organs and the brain
C. List the bones that form the eye orbit.
Zygomatic, maxilla, lacrimal, frontal bone, spenoid, ethmoid, and palatine
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What bones make up the bony thorax?
Sternum, Ribs, and thoracic vertebrae
B. What is the function of the bony thorax?
It creates a protective barrier for the organs whithin
C. What category of bones are the sternum and ribs?
Flat bones
D. Why are ribs 11 and 12 referred to as “floating” ribs?
They are attached indirectly to the sternum via shared cartilage

E. Propose a reason why the ribs are attached anteriorly by cartilage. Because if they were not they would not be attached to anything and they would all be free floating ribs

Exercise 5: The Appendicular Skeleton


A. What is the pelvic girdle? What is its function?
The pelvic girdle is formed by two coxal bones. They withstand stress of weight and locomotion. It attaches the lower appendages to the skeleton.

B What is the pectoral girdle? What is its function?
Consists of the scapula and the clavicle (shoulder girdle). It attaches the upper appendages to the skeleton and is a major attachment for the major muscle of the neck and trunk.

C. Name the bones of the upper appendages (arm, forearm and hand).
Humerous, Radius, Ulna, Olecranon process, carpals, metacarpals, phalanges
D. Name the bones of the lower appendages (thigh, leg and foot).
Femur, Patella, tibia, fibula, tarsals (talus and calcaneus), metatarsals, and phalanges
E. Which of the four categories of bones do MOST of the

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